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Radiant|Natural|GIA

1.50ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 1555481540

Certificate GIA 1555481540

Diamond specifications and retailer prices

From $5,395 SGD
$4,220 USD
As of November 1, 2026
Save $6,513 SGD (55%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $11,908 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555481540. Listed at 31 retailers as of October 30, 2026, with prices from $5,395 to $11,908, a $6,513 spread on the same certified stone. NZ Jewellers lists it at $11,908. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555481540
Dimensions7.64 × 5.79 × 3.83 mm
L/W Ratio1.32
Culet sizeNone
Top View
7.64 mm5.79 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555481540
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $11,908 SGD|Low: $4,150 SGD|High: $11,908 SGD|Avg: $6,738 SGD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 8
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Retailer 11
Retailer 12
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Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
Retailer 28
Retailer 29
Retailer 30
Retailer 31
November 2, 2026
Retailer 23$4,529 SGD
Retailer 22$5,216 SGD
Retailer 3$5,395 SGD
Retailer 29$5,487 SGD
Retailer 4$5,562 SGD
Retailer 28$5,624 SGD
Retailer 15$5,625 SGD
Retailer 6$5,694 SGD
Retailer 17$5,954 SGD
Retailer 16$6,301 SGD
Retailer 18$6,350 SGD
Retailer 14$6,389 SGD
Retailer 5$6,450 SGD
Retailer 8$6,450 SGD
Retailer 27$6,450 SGD
Retailer 20$6,471 SGD
Retailer 10$6,561 SGD
Retailer 7$6,782 SGD
Retailer 19$6,816 SGD
Retailer 2$6,897 SGD
Retailer 24$6,946 SGD
Retailer 21$7,082 SGD
Retailer 11$7,223 SGD
Retailer 30$7,223 SGD
Retailer 25$7,434 SGD
Retailer 12$7,443 SGD
Retailer 31$7,466 SGD
Retailer 13$7,602 SGD
Retailer 9$10,311 SGD
Retailer 26$11,339 SGD
NZ Jewellers$11,908 SGD

25 data points across 31 retailers

31 retailers$5,395 SGD to $11,908 SGD

Retailer 1
-
$5,216 SGD
$4,080 USD
Price last confirmed 33 days ago
A
Retailer 2
-
$5,395 SGD
$4,220 USD
View
A
Retailer 3
-
$5,487 SGD
$4,292 USD
View
A
Retailer 4
-
$5,562 SGD
$4,351 USD
View
A
Retailer 5
-
$5,624 SGD
$4,399 USD
View
A
Retailer 6
-
$5,625 SGD
$4,400 USD
View
A
Retailer 7
-
$5,694 SGD
$4,454 USD
View
Retailer 8
-
$5,817 SGD
$4,550 USD
View
Price last confirmed 13 days ago
A
Retailer 9
-
$5,954 SGD
$4,657 USD
View
Final sale: no returns
A
Retailer 10
-
$6,301 SGD
CA$6,846 CAD
View
A
Retailer 11
-
$6,350 SGD
$4,967 USD
View
A
Retailer 12
-
$6,389 SGD
$4,998 USD
View
A
Retailer 13
-
$6,450 SGD
$5,045 USD
View
A
Retailer 14
-
$6,450 SGD
$5,045 USD
View
A
Retailer 15
-
$6,450 SGD
$5,045 USD
View
Retailer 16
-
$6,471 SGD
$5,062 USD
View
Price last confirmed 18 days ago
A
Retailer 17
-
$6,561 SGD
$5,132 USD
View
B+
Retailer 18
-
$6,782 SGD
$5,305 USD
View
B+
Retailer 19
-
$6,816 SGD
$5,331 USD
View
A
Retailer 20
-
$6,897 SGD
£4,248 GBP
View
A
Retailer 21
-
$6,946 SGD
£4,278 GBP
View
B+
Retailer 22
-
$7,082 SGD
$5,540 USD
View
B+
Retailer 23
-
$7,223 SGD
$5,650 USD
View
B+
Retailer 24
-
$7,223 SGD
$5,650 USD
View
Retailer 25
-
$7,434 SGD
$5,815 USD
View
Price last confirmed 34 days ago
B+
Retailer 26
-
$7,443 SGD
$5,822 USD
View
B+
Retailer 27
-
$7,466 SGD
$5,840 USD
View
B+
Retailer 28
-
$7,602 SGD
€5,663 EUR
View
B
Retailer 29
-
$10,311 SGD
$8,065 USD
View
B
Retailer 30
-
$11,339 SGD
£6,984 GBP
View
Most Expensive
B
NZ Jewellers
09fa61c0-22d8-4af2-8ac4-731a35f8957b · Oct 30
$11,908 SGD
$9,315 USD
View
30 more retailers have this diamond
Prices start from $5,395 SGDSave up to $6,513 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.50ct Radiant
$5,395 SGD